Question: Which Olympic games has Lance Armstrong participated in?
Paraphrase: Which Olympic recreations has Spear Armstrong taken an interest in?
SPARQL (Wikidata):  select distinct ?obj where { wd:Q2172 wdt:P1344 ?obj . ?obj wdt:P31 wd:Q159821 } 
Answer: 1992 Summer Olympics, 1996 Summer Olympics, 2000 Summer Olympics